package chapter1;
class Student2{
    private  String name;
    private  int age;
    public Student2(){
        System.out.println("实例化了一个新的Student对象。");
    }
    public Student2(String name, int age){
        this();// 调用无参的构造方法
        this.age = age;
    }
    public String read(){
        return "我是："+name+",年龄："+age;
    }
}
public class Example11 {
    public static void main (String[] args){
        Student stu = new Student ("张三",18);// 实例化Student对象
        System.out.println(stu.read());
    }
}
